FAILURE SYMPTOM LIST ENGINE FUEL SHUTOFF AND CROSSFEED VALVES

CHAPTER 10 FUEL SYSTEMS TROUBLESHOOTING CHAPTER OVERVIEW FAILURE SYMPTOM LIST (Continued)

TM-55-1520-240-T-3 CH-47D Heilcopter Manual
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TM 55-1520-240-T CHAPTER 10 FUEL SYSTEMS TROUBLESHOOTING CHAPTER OVERVIEW Chapter 10 contains procedures for Fuel Systems troubleshooting. Each fuel system and failure symptom is listed below. Included in this chapter are locations and views of all electrical connectors, receptacles, relays, and ground connections for Fuel System, Refer to TM 55-1520-240-23 for required Fuel System maintenance procedures. SYSTEM PARA ENGINE FUEL SHUTOFF AND CROSS- FEED VALVES 10-1 FUEL BOOST PUMPS 10-2 SINGLE POINT PRESSURE REFUELING 10-3 FAILURE SYMPTOM LIST ENGINE FUEL SHUTOFF AND CROSSFEED VALVES SYMPTOM TASK SYMPTOM TASK SYMPTOM TASK CROSSFEED FUEL VALVE HANDLE IS NOT ENGINE FUEL VALVE HANDLE IS NOT AT NO. 1 ENGINE FUEL VALVE LIGHT DOES AT CLSD WITH CROSSFEED FUEL VALVES OPEN WITH FIRE HANDLE IN 10-1.4 NOT COME ON DURING PRESS-TO-TEST 10-1.4 SWITCH AT CLOSE 10-1.4 ENGINE FUEL VALVE LIGHT DOES NOT NO.2 ENGINE FUEL VALVE LIGHT DOES CROSSFEED FUEL VALVE HANDLE IS NOT COME ON, VALVE OPERATION NORMAL 10-1.4 NOT COME ON DURING PRESS-TO-TEST 10-1.4 AT OPEN WITH CROSSFEED VALVES SWITCH AT OPEN 10-1.4 ENGINE FUEL VALVE HANDLE IS NOT RIGHT CROSSFEED FUEL VALVE LIGHT AT CLSD WITH FIRE HANDLE PULLED 10-1.4 DOES NOT COME ON DURING PRESS- CROSSFEED FUEL VALVE LIGHT DOES NOT COME ON, VALVE OPERATION NORMAL 10-1.4 ENGINE FUEL SHUTOFF CIRCUIT BREAKER DOES NOT STAY CLOSED 10-1.4 FUEL XFEED CONT CIRCUIT BREAKER DOES NOT STAY CLOSED LEFT CROSSFEED FUEL VALVE LIGHT DOES NOT COME ON DURING PRESS-TO- TEST 10-1.4 TO-TEST 10-1.4 10-1.4 GO TO NEXT PAGE Change 2 10-2.1

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